densityratio 0.2.2
- update 
plot_bivariate() to depend on ggh4x
to remove empty panels, instead of a grob (such that it remains a
ggplot) object 
- update link in readme
 
densityratio 0.2.1
- patch test files to work with the new upcoming ggplot release
 
- update link readme
 
densityratio 0.2.0
- First CRAN release of the 
densityratio package. 
- Estimation methods 
kliep(), kmm(),
lhss(), naive(), spectral(),
ulsif(). 
- Cross-validation for all methods incorporated (except naive).
 
- S3 methods 
predict(), plot(),
print() and summary() incorporated. 
- Extensive checks for input data and parameters.
 
- Test files for all methods.
 
- Added a 
NEWS.md file to track changes to the
package.